im trying to install

i tried following the instructions in the nmap site by doing this:

bzip2 -cd nmap-6.40.tar.bz2 | tar xvf -

cd nmap-6.40

./configure

make

su root

make install

and it all works well untill i type in make and i seem to get something that is an error

/nmap-6.40$ make

Compiling liblua

make[1]: Entering directory `/home/qayin/nmap-6.40/liblua'

make[1]: `liblua.a' is up to date.

make[1]: Leaving directory `/home/qayin/nmap-6.40/liblua'

Compiling liblinear

make[1]: Entering directory `/home/qayin/nmap-6.40/liblinear'

make[1]: `liblinear.a' is up to date.

make[1]: Leaving directory `/home/qayin/nmap-6.40/liblinear'

Compiling libpcap

make[1]: Entering directory `/home/qayin/nmap-6.40/libpcap'

VER=`cat ./VERSION`; 

    MAJOR_VER=`sed 's/([0-9][0-9]*)..*/1/' ./VERSION`; 

    gcc -shared -Wl,-soname,libpcap.so.$MAJOR_VER  

        -o libpcap.so.$VER pcap-linux.o pcap-usb-linux.o pcap-can-linux.o pcap-netfilter-linux.o fad-getad.o pcap.o inet.o gencode.o optimize.o nametoaddr.o etherent.o savefile.o sf-pcap.o sf-pcap-ng.o pcap-common.o bpf_image.o bpf_dump.o  scanner.o grammar.o bpf_filter.o version.o   

/usr/bin/ld: cannot open output file libpcap.so.1.2.1: Permission denied

collect2: ld returned 1 exit status

make[1]: *** [libpcap.so] Error 1

make[1]: Leaving directory `/home/qayin/nmap-6.40/libpcap'

make: *** [pcap_build] Error 2

qayin@kraken-PC:~/nmap-6.40$ sudo make

Compiling liblua

make[1]: Entering directory `/home/qayin/nmap-6.40/liblua'

make[1]: `liblua.a' is up to date.

make[1]: Leaving directory `/home/qayin/nmap-6.40/liblua'

Compiling liblinear

make[1]: Entering directory `/home/qayin/nmap-6.40/liblinear'

make[1]: `liblinear.a' is up to date.

make[1]: Leaving directory `/home/qayin/nmap-6.40/liblinear'

Compiling libpcap

make[1]: Entering directory `/home/qayin/nmap-6.40/libpcap'

VER=`cat ./VERSION`; 

    MAJOR_VER=`sed 's/([0-9][0-9]*)..*/1/' ./VERSION`; 

    gcc -shared -Wl,-soname,libpcap.so.$MAJOR_VER  

        -o libpcap.so.$VER pcap-linux.o pcap-usb-linux.o pcap-can-linux.o pcap-netfilter-linux.o fad-getad.o pcap.o inet.o gencode.o optimize.o nametoaddr.o etherent.o savefile.o sf-pcap.o sf-pcap-ng.o pcap-common.o bpf_image.o bpf_dump.o  scanner.o grammar.o bpf_filter.o version.o   

./config.status --file=pcap-config.tmp:./pcap-config.in

config.status: creating pcap-config.tmp

mv pcap-config.tmp pcap-config

chmod a+x pcap-config

make[1]: Leaving directory `/home/qayin/nmap-6.40/libpcap'

Compiling libpcre

make[1]: Entering directory `/home/qayin/nmap-6.40/libpcre'

make  all-am

make[2]: Entering directory `/home/qayin/nmap-6.40/libpcre'

make[2]: Leaving directory `/home/qayin/nmap-6.40/libpcre'

make[1]: Leaving directory `/home/qayin/nmap-6.40/libpcre'

Compiling libdnet

make[1]: Entering directory `/home/qayin/nmap-6.40/libdnet-stripped'

Making all in include

make[2]: Entering directory `/home/qayin/nmap-6.40/libdnet-stripped/include'

make  all-recursive

make[3]: Entering directory `/home/qayin/nmap-6.40/libdnet-stripped/include'

Making all in dnet

make[4]: Entering directory `/home/qayin/nmap-6.40/libdnet-stripped/include/dnet'

make[4]: Nothing to be done for `all'.

make[4]: Leaving directory `/home/qayin/nmap-6.40/libdnet-stripped/include/dnet'

make[4]: Entering directory `/home/qayin/nmap-6.40/libdnet-stripped/include'

make[4]: Leaving directory `/home/qayin/nmap-6.40/libdnet-stripped/include'

make[3]: Leaving directory `/home/qayin/nmap-6.40/libdnet-stripped/include'

make[2]: Leaving directory `/home/qayin/nmap-6.40/libdnet-stripped/include'

Making all in src

make[2]: Entering directory `/home/qayin/nmap-6.40/libdnet-stripped/src'

make[2]: Nothing to be done for `all'.

make[2]: Leaving directory `/home/qayin/nmap-6.40/libdnet-stripped/src'

make[2]: Entering directory `/home/qayin/nmap-6.40/libdnet-stripped'

make[2]: Nothing to be done for `all-am'.

make[2]: Leaving directory `/home/qayin/nmap-6.40/libdnet-stripped'

make[1]: Leaving directory `/home/qayin/nmap-6.40/libdnet-stripped'

Compiling libnbase

cd nbase && make

make[1]: Entering directory `/home/qayin/nmap-6.40/nbase'

make[1]: Nothing to be done for `all'.

make[1]: Leaving directory `/home/qayin/nmap-6.40/nbase'

Compiling libnsock

cd nsock/src && make

make[1]: Entering directory `/home/qayin/nmap-6.40/nsock/src'

cd ../../nbase && make

make[2]: Entering directory `/home/qayin/nmap-6.40/nbase'

make[2]: Nothing to be done for `all'.

make[2]: Leaving directory `/home/qayin/nmap-6.40/nbase'

make[1]: Leaving directory `/home/qayin/nmap-6.40/nsock/src'

cd ncat && make

make[1]: Entering directory `/home/qayin/nmap-6.40/ncat'

Compiling liblua

make[2]: Entering directory `/home/qayin/nmap-6.40/liblua'

make[2]: `liblua.a' is up to date.

make[2]: Leaving directory `/home/qayin/nmap-6.40/liblua'

Compiling libnsock

cd ../nsock/src && make

make[2]: Entering directory `/home/qayin/nmap-6.40/nsock/src'

cd ../../nbase && make

make[3]: Entering directory `/home/qayin/nmap-6.40/nbase'

make[3]: Nothing to be done for `all'.

make[3]: Leaving directory `/home/qayin/nmap-6.40/nbase'

make[2]: Leaving directory `/home/qayin/nmap-6.40/nsock/src'

gcc -o test/addrset -g -O2 -Wall -L../libpcap  test/addrset.o ncat_core.o sys_wrap.o util.o ncat_lua.o -ldl -ldl  ../nsock/src/libnsock.a ../nbase/libnbase.a  -lpcap ./../liblua/liblua.a -lm

./../liblua/liblua.a(loadlib.o): In function `ll_sym':

/home/qayin/nmap-6.40/liblua/loadlib.c:142: undefined reference to `dlsym'

./../liblua/liblua.a(loadlib.o): In function `ll_load':

/home/qayin/nmap-6.40/liblua/loadlib.c:135: undefined reference to `dlopen'

./../liblua/liblua.a(loadlib.o): In function `ll_sym':

/home/qayin/nmap-6.40/liblua/loadlib.c:143: undefined reference to `dlerror'

./../liblua/liblua.a(loadlib.o): In function `ll_load':

/home/qayin/nmap-6.40/liblua/loadlib.c:136: undefined reference to `dlerror'

./../liblua/liblua.a(loadlib.o): In function `ll_unloadlib':

/home/qayin/nmap-6.40/liblua/loadlib.c:130: undefined reference to `dlclose'

collect2: ld returned 1 exit status

make[1]: *** [test/addrset] Error 1

make[1]: Leaving directory `/home/qayin/nmap-6.40/ncat'

make: *** [ncat_build] Error 2

anyhow i try to continue and su root and i get authentication failure for some reason, so i did sudo su instead, and then it says im root
but make install does not work, giving me the replay:
make: *** No rule to make targetlibnetutil/libnetutil.a', needed by nmap Stop.

ty